package reflect;

import java.io.FileInputStream;
import java.lang.reflect.Method;
import java.util.ArrayList;
import java.util.Scanner;

public class ReflectDemo1 {
    public static void main(String[] args) throws ClassNotFoundException {
       //Class cls=String.class;
        // Class cls=ArrayList.class;
        //Class cls= FileInputStream.class;
        //Class cls=Class.forName("java.lang.String");

        Scanner scanner=new Scanner(System.in);
        System.out.println("请输入类名：");
        String className=scanner.next();
        Class cls=Class.forName(className);


        String name=cls.getName();
        System.out.println(name);
        name=cls.getSimpleName();
        System.out.println(name);
        Package pack=cls.getPackage();
        System.out.println(pack.getName());

        Method[] methods=cls.getMethods();
        System.out.println("共："+methods.length+"种方法");
        for(Method m:methods){
            System.out.println(m.getName());
        }
    }
}
